hello guys,first of all i am sorry for posting many subjects in the same time, but i must, i have a short time to finish my project unfortunately

so my question is :i need to make an audio transmission of the environment around the RC car i am building and make it reach earphones, (i never worked with audio or anything related before) so what i need here is some guide to how to start to reach my goal what tutorial i must read or watch and how can i hit this mission here ?what are the parts i need to buy for this ?

and thanks a lot for all the help guys i really appreciate your help and understanding

actully not a very last minutes, but i have a month or even less to finish the project and have lots of things to do in itso what do you suggest i start learn ? where and what do i have to start looking at ?